package com.foreknow.demo8;

public class TestABC {
    public static void main(String[] args) {
        A a = new A();
        a.a(1);
        B b = new B();
        String name = "aa";
        b.b(name);
        C c = new C();
        Employee e = new Employee();
        e.setName("fender");
        c.c(e);
    }
}
